| Abbreviations in English | Full English Name |
| PCBs | Polychlorinated biphenyls |
| POPs | Persistent organic pollutants |
| E1 | Estrone |
| E2 | 17β-estradiol |
| 3D-QSAR | Three-dimensional quantitative structure-activity relationship |
| hERα | Human oestrogen receptor α |
| REC20 | Estrogen Activity Indicators |
| CoMSIA | Comparative molecular similarity index analysis |
| n | Optimal number of principal components |
| q2 | Cross-validation coefficient |
| r2 | Non-cross-validation coefficient |
| SEE | Standard deviation |
| F | F-test value |
| r2pred | external test coefficient |
| SEP | Standard error of prediction |
| Q2ext | External sample calibration complex correlation coefficient |
| E | Electrostatic field |
| H | Hydrophobic field |
| S | Stereo field |
| D | Hydrogen bond donor field |
| A | Hydrogen bond acceptor field |
| PDB | Protein Data Bank |
| NCBI | National Centre for Biotechnology Information |
| MD | Molecular docking |
| logBCF | Bioconcentration factors |
| logt1/2 | Biological Half-life |
| logKOA | N-octanol/air partitioning coefficients |
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